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单项选择题 View the Exhibits and examine lock waits. Users HR and SH complain that their transactions on one of the application tables， EMP， are waiting for response.  Which action would you take to release the lock and enable users HR and SH to continue with theirtransactions（）

A、Kill the session of the user SCOTT with session ID118.

B、Issue manual checkpoint using the ALTER SYSTEM command.

C、Modify the profile used by user SCOTT to reduce the CONNECT_TIME limit.

D、Flush the Shared Pool to remove the SQL statement causing "wait" in memory.

  • A

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